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<span id="subtitle" data-typed-text="君との時間が一秒でも長くなるなら,ずっとじゃなくていい"></span>
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<h1 style="display: none">花時雨的流水账</h1>
<div class="row mx-auto index-card">
<div class="col-12 col-md-4 m-auto index-img">
<a href="/2026/05/05/kpti-bypass/" target="_self">
<img src="/images/kpti-bypass/banner.png" srcset="/img/loading.gif" lazyload alt="【PWN.0x0E】Linux Kernel Pwn：Kernel ROP with KPTI bypass">
</a>
</div>
<article class="col-12 col-md-8 mx-auto index-info">
<h2 class="index-header">
<a href="/2026/05/05/kpti-bypass/" target="_self">
【PWN.0x0E】Linux Kernel Pwn：Kernel ROP with KPTI bypass
</a>
</h2>
<a class="index-excerpt " href="/2026/05/05/kpti-bypass/" target="_self">
<div>
随着笔者在binary不断地深入，才愈发觉得这一领域的很多文章都是或多或少地不说人话，因此记录笔记的初衷是希望能记录些有价值的文字，总结出有用地东西，可愈发觉得自己也变成那种自己所讨厌的“不说人话”般的文字的输出者了。。。 0x00 System call and return method 本章不关注系统调用函数的参数，以及返回值，只关注系统调用指令本身。这里就拿经典的 int 0x80 与 s
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<time datetime="2026-05-05 13:29" pubdate>
2026-05-05
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<span class="category-chains">
<span class="category-chain">
<a href="/categories/Pwn/" class="category-chain-item">Pwn</a>
</span>
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<i class="iconfont icon-tags"></i>
<a href="/tags/Pwn/">#Pwn</a>
<a href="/tags/CTF/">#CTF</a>
<a href="/tags/Kernel-ROP/">#Kernel ROP</a>
<a href="/tags/Kernel-Pwn/">#Kernel Pwn</a>
<a href="/tags/KPTI-bypass/">#KPTI bypass</a>
</div>
</div>
</article>
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<a href="/2026/05/02/kernel-exploit-easy/" target="_self">
<img src="/images/banner/kernel-exploit-easy/2.jpg" srcset="/img/loading.gif" lazyload alt="【PWN.0x0D】Linux Kernel Pwn：Let's Learn How to Pwn the Kernel">
</a>
</div>
<article class="col-12 col-md-8 mx-auto index-info">
<h2 class="index-header">
<a href="/2026/05/02/kernel-exploit-easy/" target="_self">
【PWN.0x0D】Linux Kernel Pwn：Let's Learn How to Pwn the Kernel
</a>
</h2>
<a class="index-excerpt " href="/2026/05/02/kernel-exploit-easy/" target="_self">
<div>
想要成为Kernel糕手！
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<i class="iconfont icon-date"></i>
<time datetime="2026-05-02 19:07" pubdate>
2026-05-02
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<a href="/categories/Pwn/" class="category-chain-item">Pwn</a>
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<div class="post-meta">
<i class="iconfont icon-tags"></i>
<a href="/tags/Pwn/">#Pwn</a>
<a href="/tags/CTF/">#CTF</a>
<a href="/tags/Kernel-ROP/">#Kernel ROP</a>
<a href="/tags/%E5%BC%BA%E7%BD%91%E6%9D%AF/">#强网杯</a>
<a href="/tags/Kernel-Pwn/">#Kernel Pwn</a>
</div>
</div>
</article>
</div>
<div class="row mx-auto index-card">
<div class="col-12 col-md-4 m-auto index-img">
<a href="/2026/05/02/kernel-qemu-emulate/" target="_self">
<img src="/images/banner/kernel-filesystem.png" srcset="/img/loading.gif" lazyload alt="【PWN.0x0C】Linux Kernel Pwn：Environment Build - Set up a Kernel Runtime Environment">
</a>
</div>
<article class="col-12 col-md-8 mx-auto index-info">
<h2 class="index-header">
<a href="/2026/05/02/kernel-qemu-emulate/" target="_self">
【PWN.0x0C】Linux Kernel Pwn：Environment Build - Set up a Kernel Runtime Environment
</a>
</h2>
<a class="index-excerpt " href="/2026/05/02/kernel-qemu-emulate/" target="_self">
<div>
搭建内核运行环境QEMU 是一款开源的虚拟机软件，支持多种不同架构的模拟（Emulation）以及配合 kvm 完成当前架构的虚拟化（Virtualization）的特性，是当前最火热的开源虚拟机软件。 这一章节主要介绍如何使用 QEMU 来搭建调试分析环境。为了使用 qemu 启动和调试内核，我们需要内核、QEMU、文件系统。 获取QEMU先安装通用神秘小工具： 123456sudo apt i
</div>
</a>
<div class="index-btm post-metas">
<div class="post-meta mr-3">
<i class="iconfont icon-date"></i>
<time datetime="2026-05-02 10:56" pubdate>
2026-05-02
</time>
</div>
<div class="post-meta mr-3 d-flex align-items-center">
<i class="iconfont icon-category"></i>
<span class="category-chains">
<span class="category-chain">
<a href="/categories/Pwn/" class="category-chain-item">Pwn</a>
</span>
</span>
</div>
<div class="post-meta">
<i class="iconfont icon-tags"></i>
<a href="/tags/kernel-pwn/">#kernel pwn</a>
</div>
</div>
</article>
</div>
<div class="row mx-auto index-card">
<div class="col-12 col-md-4 m-auto index-img">
<a href="/2026/04/18/kernel-env/" target="_self">
<img src="/images/banner/kernel-env.png" srcset="/img/loading.gif" lazyload alt="【PWN.0x0B】Linux Kernel Pwn：Environment Build - Kernel Compilation and Create a Loadable Kernel Module">
</a>
</div>
<article class="col-12 col-md-8 mx-auto index-info">
<h2 class="index-header">
<a href="/2026/04/18/kernel-env/" target="_self">
【PWN.0x0B】Linux Kernel Pwn：Environment Build - Kernel Compilation and Create a Loadable Kernel Module
</a>
</h2>
<a class="index-excerpt " href="/2026/04/18/kernel-env/" target="_self">
<div>
内核源码下载与编译要完成对 Linux 内核的漏洞利用与调试等，我们首先需要搭建一个可用的 Linux 运行环境。本节主要讲述如何获取内核源码并编译生成内核镜像文件（bzImage），我们将在下一节讲述如何利用 bzImage 和 BusyBox 搭起一个简易的运行环境。 相比于直接从Wiki上复制粘贴，我这里还补充了其中遇到的一些坑。 下载内核源码The Linux Kernel Archi
</div>
</a>
<div class="index-btm post-metas">
<div class="post-meta mr-3">
<i class="iconfont icon-date"></i>
<time datetime="2026-04-18 10:25" pubdate>
2026-04-18
</time>
</div>
<div class="post-meta mr-3 d-flex align-items-center">
<i class="iconfont icon-category"></i>
<span class="category-chains">
<span class="category-chain">
<a href="/categories/Pwn/" class="category-chain-item">Pwn</a>
</span>
</span>
</div>
<div class="post-meta">
<i class="iconfont icon-tags"></i>
<a href="/tags/kernel-pwn/">#kernel pwn</a>
</div>
</div>
</article>
</div>
<div class="row mx-auto index-card">
<div class="col-12 col-md-4 m-auto index-img">
<a href="/2026/04/11/kernel-basic-knowledge/" target="_self">
<img src="https://ctf-wiki.org/pwn/linux/kernel-mode/figure/ring_model.png" srcset="/img/loading.gif" lazyload alt="【PWN.0x0A】Linux Kernel Pwn：Basic Knowledge">
</a>
</div>
<article class="col-12 col-md-8 mx-auto index-info">
<h2 class="index-header">
<a href="/2026/04/11/kernel-basic-knowledge/" target="_self">
【PWN.0x0A】Linux Kernel Pwn：Basic Knowledge
</a>
</h2>
<a class="index-excerpt " href="/2026/04/11/kernel-basic-knowledge/" target="_self">
<div>
Operating System Kernel操作系统内核（Operation System Kernel）本质上也是一种软件，可以看作是普通应用程式与硬件之间的一层中间层，其主要作用便是调度系统资源、控制 IO 设备、操作网络与文件系统等，并为上层应用提供便捷、抽象的应用接口。 操作系统内核实际上是我们抽象出来的一个概念，本质上与用户进程一般无二，都是位于物理内存中的代码 + 数据，不同之处在
</div>
</a>
<div class="index-btm post-metas">
<div class="post-meta mr-3">
<i class="iconfont icon-date"></i>
<time datetime="2026-04-11 22:55" pubdate>
2026-04-11
</time>
</div>
<div class="post-meta mr-3 d-flex align-items-center">
<i class="iconfont icon-category"></i>
<span class="category-chains">
<span class="category-chain">
<a href="/categories/Pwn/" class="category-chain-item">Pwn</a>
</span>
</span>
</div>
<div class="post-meta">
<i class="iconfont icon-tags"></i>
<a href="/tags/kernel-pwn/">#kernel pwn</a>
</div>
</div>
</article>
</div>
<div class="row mx-auto index-card">
<div class="col-12 col-md-4 m-auto index-img">
<a href="/2026/04/06/largebin-attack/" target="_self">
<img src="https://ctf-wiki.org/pwn/linux/user-mode/heap/ptmalloc2/figure/large_bin_attack/large_bin_attack3.png" srcset="/img/loading.gif" lazyload alt="【PWN.0x09】Linux Heap PWN：Large Bin Attack">
</a>
</div>
<article class="col-12 col-md-8 mx-auto index-info">
<h2 class="index-header">
<a href="/2026/04/06/largebin-attack/" target="_self">
【PWN.0x09】Linux Heap PWN：Large Bin Attack
</a>
</h2>
<a class="index-excerpt " href="/2026/04/06/largebin-attack/" target="_self">
<div>
Large Bin Attack从标题就可以看出这种攻击手法和Largebin有关，分配largebin有关的chunk，需要经过fast bin、unsort bin、small bin的分配，所以在学习large bin attack之前需要搞清楚fastbin和unsortbin分配的流程。 Large Binlarge bin中一共包括63个bin，每个bin中的chunk大小不一致，而是
</div>
</a>
<div class="index-btm post-metas">
<div class="post-meta mr-3">
<i class="iconfont icon-date"></i>
<time datetime="2026-04-06 14:01" pubdate>
2026-04-06
</time>
</div>
<div class="post-meta mr-3 d-flex align-items-center">
<i class="iconfont icon-category"></i>
<span class="category-chains">
<span class="category-chain">
<a href="/categories/Heap/" class="category-chain-item">Heap</a>
</span>
</span>
</div>
<div class="post-meta">
<i class="iconfont icon-tags"></i>
<a href="/tags/Heap/">#Heap</a>
<a href="/tags/Pwn/">#Pwn</a>
<a href="/tags/Large-Bin-Attack/">#Large Bin Attack</a>
</div>
</div>
</article>
</div>
<div class="row mx-auto index-card">
<div class="col-12 col-md-4 m-auto index-img">
<a href="/2026/04/06/unsortedbin-attack/" target="_self">
<img src="https://ctf-wiki.org/pwn/linux/user-mode/heap/ptmalloc2/figure/unsortedbins-struct.jpg" srcset="/img/loading.gif" lazyload alt="【PWN.0x08】Linux Heap PWN：Unsorted Bin Attack">
</a>
</div>
<article class="col-12 col-md-8 mx-auto index-info">
<h2 class="index-header">
<a href="/2026/04/06/unsortedbin-attack/" target="_self">
【PWN.0x08】Linux Heap PWN：Unsorted Bin Attack
</a>
</h2>
<a class="index-excerpt " href="/2026/04/06/unsortedbin-attack/" target="_self">
<div>
Description Unsorted Bin Attack，顾名思义，该攻击与 Glibc 堆管理中的的 Unsorted Bin 的机制紧密相关。 Unsorted Bin Attack 被利用的前提是控制 Unsorted Bin Chunk 的 bk 指针。 Unsorted Bin Attack 可以达到的效果是实现修改任意地址值为一个较大的数值。 回顾Unsorted Bin的基本
</div>
</a>
<div class="index-btm post-metas">
<div class="post-meta mr-3">
<i class="iconfont icon-date"></i>
<time datetime="2026-04-06 10:54" pubdate>
2026-04-06
</time>
</div>
<div class="post-meta mr-3 d-flex align-items-center">
<i class="iconfont icon-category"></i>
<span class="category-chains">
<span class="category-chain">
<a href="/categories/Heap/" class="category-chain-item">Heap</a>
</span>
</span>
</div>
<div class="post-meta">
<i class="iconfont icon-tags"></i>
<a href="/tags/Heap/">#Heap</a>
<a href="/tags/Pwn/">#Pwn</a>
<a href="/tags/Unsorted-Bin-Attack/">#Unsorted Bin Attack</a>
</div>
</div>
</article>
</div>
<div class="row mx-auto index-card">
<div class="col-12 col-md-4 m-auto index-img">
<a href="/2026/03/29/fastbin-attack/" target="_self">
<img src="/images/fastbin-attack/hospirit/House%20of%20Spirit%20Memory%20Layout.PNG" srcset="/img/loading.gif" lazyload alt="【PWN.0x07】Linux Heap PWN：Fast Bin Attack">
</a>
</div>
<article class="col-12 col-md-8 mx-auto index-info">
<h2 class="index-header">
<a href="/2026/03/29/fastbin-attack/" target="_self">
【PWN.0x07】Linux Heap PWN：Fast Bin Attack
</a>
</h2>
<a class="index-excerpt " href="/2026/03/29/fastbin-attack/" target="_self">
<div>
介绍fastbin attack 是一类漏洞的利用方法，是指所有基于 fastbin 机制的漏洞利用方法。这类利用的前提是： 存在堆溢出、use-after-free 等能控制 chunk 内容的漏洞 漏洞发生于 fastbin 类型的 chunk 中 如果细分的话，可以做如下的分类： Fastbin Double Free House of Spirit Alloc to Stack Ar
</div>
</a>
<div class="index-btm post-metas">
<div class="post-meta mr-3">
<i class="iconfont icon-date"></i>
<time datetime="2026-03-29 13:27" pubdate>
2026-03-29
</time>
</div>
<div class="post-meta mr-3 d-flex align-items-center">
<i class="iconfont icon-category"></i>
<span class="category-chains">
<span class="category-chain">
<a href="/categories/Heap/" class="category-chain-item">Heap</a>
</span>
</span>
</div>
<div class="post-meta">
<i class="iconfont icon-tags"></i>
<a href="/tags/Heap/">#Heap</a>
<a href="/tags/Pwn/">#Pwn</a>